(function () {

    var defs = {}; // id -> {dependencies, definition, instance (possibly undefined)}

// Used when there is no 'main' module.
// The name is probably (hopefully) unique so minification removes for releases.
    var register_3795 = function (id) {
        var module = dem(id);
        var fragments = id.split('.');
        var target = Function('return this;')();
        for (var i = 0; i < fragments.length - 1; ++i) {
            if (target[fragments[i]] === undefined)
                target[fragments[i]] = {};
            target = target[fragments[i]];
        }
        target[fragments[fragments.length - 1]] = module;
    };

    var instantiate = function (id) {
        var actual = defs[id];
        var dependencies = actual.deps;
        var definition = actual.defn;
        var len = dependencies.length;
        var instances = new Array(len);
        for (var i = 0; i < len; ++i)
            instances[i] = dem(dependencies[i]);
        var defResult = definition.apply(null, instances);
        if (defResult === undefined)
            throw 'module [' + id + '] returned undefined';
        actual.instance = defResult;
    };

    var def = function (id, dependencies, definition) {
        if (typeof id !== 'string')
            throw 'module id must be a string';
        else if (dependencies === undefined)
            throw 'no dependencies for ' + id;
        else if (definition === undefined)
            throw 'no definition function for ' + id;
        defs[id] = {
            deps: dependencies,
            defn: definition,
            instance: undefined
        };
    };

    var dem = function (id) {
        var actual = defs[id];
        if (actual === undefined)
            throw 'module [' + id + '] was undefined';
        else if (actual.instance === undefined)
            instantiate(id);
        return actual.instance;
    };

    var req = function (ids, callback) {
        var len = ids.length;
        var instances = new Array(len);
        for (var i = 0; i < len; ++i)
            instances.push(dem(ids[i]));
        callback.apply(null, callback);
    };

    var ephox = {};

    ephox.bolt = {
        module: {
            api: {
                define: def,
                require: req,
                demand: dem
            }
        }
    };

    var define = def;
    var require = req;
    var demand = dem;
// this helps with minificiation when using a lot of global references
    var defineGlobal = function (id, ref) {
        define(id, [], function () {
            return ref;
        });
    };
    /*jsc
    ["tinymce.plugins.preview.Plugin","tinymce.core.PluginManager","tinymce.core.Env","tinymce.core.util.Tools","global!tinymce.util.Tools.resolve"]
    jsc*/
    defineGlobal("global!tinymce.util.Tools.resolve", tinymce.util.Tools.resolve);
    /**
     * ResolveGlobal.js
     *
     * Released under LGPL License.
     * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
     *
     * License: http://www.tinymce.com/license
     * Contributing: http://www.tinymce.com/contributing
     */

    define(
        'tinymce.core.PluginManager',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.PluginManager');
        }
    );

    /**
     * ResolveGlobal.js
     *
     * Released under LGPL License.
     * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
     *
     * License: http://www.tinymce.com/license
     * Contributing: http://www.tinymce.com/contributing
     */

    define(
        'tinymce.core.Env',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.Env');
        }
    );

    /**
     * ResolveGlobal.js
     *
     * Released under LGPL License.
     * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
     *
     * License: http://www.tinymce.com/license
     * Contributing: http://www.tinymce.com/contributing
     */

    define(
        'tinymce.core.util.Tools',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.util.Tools');
        }
    );

    /**
     * Plugin.js
     *
     * Released under LGPL License.
     * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
     *
     * License: http://www.tinymce.com/license
     * Contributing: http://www.tinymce.com/contributing
     */

    /**
     * This class contains all core logic for the preview plugin.
     *
     * @class tinymce.preview.Plugin
     * @private
     */
    define(
        'tinymce.plugins.preview.Plugin',
        [
            'tinymce.core.PluginManager',
            'tinymce.core.Env',
            'tinymce.core.util.Tools'
        ],
        function (PluginManager, Env, Tools) {
            PluginManager.add('preview', function (editor) {
                var settings = editor.settings, sandbox = !Env.ie;

                editor.addCommand('mcePreview', function () {
                    editor.windowManager.open({
                        title: 'Preview',
                        width: parseInt(editor.getParam("plugin_preview_width", "650"), 10),
                        height: parseInt(editor.getParam("plugin_preview_height", "500"), 10),
                        html: '<iframe src="javascript:\'\'" frameborder="0"' + (sandbox ? ' sandbox="allow-scripts"' : '') + '></iframe>',
                        buttons: {
                            text: 'Close',
                            onclick: function () {
                                this.parent().parent().close();
                            }
                        },
                        onPostRender: function () {
                            var previewHtml, headHtml = '', encode = editor.dom.encode;

                            headHtml += '<base href="' + encode(editor.documentBaseURI.getURI()) + '">';

                            Tools.each(editor.contentCSS, function (url) {
                                headHtml += '<link type="text/css" rel="stylesheet" href="' + encode(editor.documentBaseURI.toAbsolute(url)) + '">';
                            });

                            var bodyId = settings.body_id || 'tinymce';
                            if (bodyId.indexOf('=') != -1) {
                                bodyId = editor.getParam('body_id', '', 'hash');
                                bodyId = bodyId[editor.id] || bodyId;
                            }

                            var bodyClass = settings.body_class || '';
                            if (bodyClass.indexOf('=') != -1) {
                                bodyClass = editor.getParam('body_class', '', 'hash');
                                bodyClass = bodyClass[editor.id] || '';
                            }

                            var preventClicksOnLinksScript = (
                                '<script>' +
                                'document.addEventListener && document.addEventListener("click", function(e) {' +
                                'for (var elm = e.target; elm; elm = elm.parentNode) {' +
                                'if (elm.nodeName === "A") {' +
                                'e.preventDefault();' +
                                '}' +
                                '}' +
                                '}, false);' +
                                '</script> '
                            );

                            var dirAttr = editor.settings.directionality ? ' dir="' + editor.settings.directionality + '"' : '';

                            previewHtml = (
                                '<!DOCTYPE html>' +
                                '<html>' +
                                '<head>' +
                                headHtml +
                                '</head>' +
                                '<body id="' + encode(bodyId) + '" class="mce-content-body ' + encode(bodyClass) + '"' + encode(dirAttr) + '>' +
                                editor.getContent() +
                                preventClicksOnLinksScript +
                                '</body>' +
                                '</html>'
                            );

                            if (!sandbox) {
                                // IE 6-11 doesn't support data uris on iframes
                                // so I guess they will have to be less secure since we can't sandbox on those
                                // TODO: Use sandbox if future versions of IE supports iframes with data: uris.
                                var doc = this.getEl('body').firstChild.contentWindow.document;
                                doc.open();
                                doc.write(previewHtml);
                                doc.close();
                            } else {
                                this.getEl('body').firstChild.src = 'data:text/html;charset=utf-8,' + encodeURIComponent(previewHtml);
                            }
                        }
                    });
                });

                editor.addButton('preview', {
                    title: 'Preview',
                    cmd: 'mcePreview'
                });

                editor.addMenuItem('preview', {
                    text: 'Preview',
                    cmd: 'mcePreview',
                    context: 'view'
                });
            });

            return function () {
            };
        }
    );
    dem('tinymce.plugins.preview.Plugin')();
})();
